[1] A. Bigard, K. Keimel, S. Wolfenstein:
Groupes et anneaux réticulés. Springer Verlag, Berlin-Heidelberg-New York, 1977, pp. .
MR 0552653
[2] L. Fuchs:
Partially ordered algebraic systems. Pergamon Press, Oxford-London-New York-Paris, 1963, pp. .
MR 0171864 |
Zbl 0137.02001
[4] J. Jakubík:
Konvexe Ketten in $\ell $-Gruppen. Časopis pěstov. matem. 83 (1958), 53–63.
MR 0104740
[5] J. Jakubík:
The mixed product decompositions of partially ordered groups. Czechoslovak Math. J. 20 (1970), 184–206.
MR 0258705
[6] A. I. Maltsev:
On ordered groups. Izv. Akad. Nauk SSSR, ser. matem., 38 (1951), 473–482. (Russian)
MR 0032645